395855147503 has 2 divisors, whose sum is σ = 395855147504. Its totient is φ = 395855147502.

The previous prime is 395855147459. The next prime is 395855147549. The reversal of 395855147503 is 305741558593.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 395855147503 - 2²⁵ = 395821593071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (395855147563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197927573751 + 197927573752.

It is an arithmetic number, because the mean of its divisors is an integer number (197927573752).

Almost surely, 2^395855147503 is an apocalyptic number.

395855147503 is a deficient number, since it is larger than the sum of its proper divisors (1).

395855147503 is an equidigital number, since it uses as much as digits as its factorization.

395855147503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340000, while the sum is 55.

The spelling of 395855147503 in words is "three hundred ninety-five billion, eight hundred fifty-five million, one hundred forty-seven thousand, five hundred three".